Buggy code:
public class PotentialMatch implements ICompilationUnit , SuffixConstants { public static final String NO_SOURCE_FILE_NAME = "NO<seq2seq4repair_space>SOURCE<seq2seq4repair_space>FILE<seq2seq4repair_space>NAME" ; public static IType getTopLevelType ( IType binaryType ) { } public char [ ] [ ] compoundName ; private MatchLocator locator ; MatchingNodeSet matchingNodeSet ; public Openable openable ; public IResource resource ; private String sourceFileName ; public PotentialMatch ( MatchLocator locator , IResource resource , Openable openable ) { } public boolean equals ( Object obj ) { } private char [ ] findClassFileSource ( ) { } public char [ ] getContents ( ) { } public char [ ] getFileName ( ) { } public char [ ] getMainTypeName ( ) { } public char [ ] [ ] getPackageName ( ) { } private char [ ] getQualifiedName ( ) { } private String getSourceFileName ( ) { } public int hashCode ( ) { } public void locateMatchesInClassFile ( ) throws CoreException { ClassFile classFile = ( ( ClassFile ) ( this . openable ) ) ; IBinaryType info = this . locator . getBinaryInfo ( classFile , this . resource ) ; if ( info == null ) return ; BinaryType binaryType = ( ( BinaryType ) ( classFile . getType ( ) ) ) ; if ( this . locator . pattern . matchesBinary ( info , null ) ) { this . locator . reportBinaryMatch ( binaryType , info , IJavaSearchResultCollector . EXACT_MATCH ) ; } boolean compilationAborted = false ; <START_BUG> if ( this . locator . pattern . needsResolve ) { <END_BUG> BinaryTypeBinding binding = null ; try { binding = this . locator . cacheBinaryType ( binaryType ) ; if ( binding != null ) { if ( ! ( this . locator . typeInHierarchy ( binding ) ) ) { return ; } MethodBinding [ ] methods = binding . methods ( ) ; for ( int i = 0 ; i < ( methods . length ) ; i ++ ) { MethodBinding method = methods [ i ] ; int level = this . locator . pattern . matchLevel ( method ) ; switch ( level ) { case SearchPattern . IMPOSSIBLE_MATCH : case SearchPattern . INACCURATE_MATCH : break ; default : IMethod methodHandle = binaryType . getMethod ( new String ( ( method . isConstructor ( ) ? binding . compoundName [ ( ( binding . compoundName . length ) - 1 ) ] : method . selector ) ) , Signature . getParameterTypes ( new String ( method . signature ( ) ) . replace ( '//' , '.' ) ) ) ; this . locator . reportBinaryMatch ( methodHandle , info , ( level == ( SearchPattern . ACCURATE_MATCH ) ? IJavaSearchResultCollector . EXACT_MATCH : IJavaSearchResultCollector . POTENTIAL_MATCH ) ) ; } } FieldBinding [ ] fields = binding . fields ( ) ; for ( int i = 0 ; i < ( fields . length ) ; i ++ ) { FieldBinding field = fields [ i ] ; int level = this . locator . pattern . matchLevel ( field ) ; switch ( level ) { case SearchPattern . IMPOSSIBLE_MATCH : case SearchPattern . INACCURATE_MATCH : break ; default : IField fieldHandle = binaryType . getField ( new String ( field . name ) ) ; this . locator . reportBinaryMatch ( fieldHandle , info , ( level == ( SearchPattern . ACCURATE_MATCH ) ? IJavaSearchResultCollector . EXACT_MATCH : IJavaSearchResultCollector . POTENTIAL_MATCH ) ) ; } } } } catch ( AbortCompilation e ) { binding = null ; } compilationAborted = binding == null ; if ( ! compilationAborted ) return ; } int accuracy = ( compilationAborted ) ? IJavaSearchResultCollector . POTENTIAL_MATCH : IJavaSearchResultCollector . EXACT_MATCH ; IBinaryMethod [ ] methods = info . getMethods ( ) ; int length = ( methods == null ) ? 0 : methods . length ; for ( int i = 0 ; i < length ; i ++ ) { IBinaryMethod method = methods [ i ] ; if ( this . locator . pattern . matchesBinary ( method , info ) ) { IMethod methodHandle = binaryType . getMethod ( new String ( ( method . isConstructor ( ) ? info . getName ( ) : method . getSelector ( ) ) ) , Signature . getParameterTypes ( new String ( method . getMethodDescriptor ( ) ) . replace ( '//' , '.' ) ) ) ; this . locator . reportBinaryMatch ( methodHandle , info , accuracy ) ; } } IBinaryField [ ] fields = info . getFields ( ) ; length = ( fields == null ) ? 0 : fields . length ; for ( int i = 0 ; i < length ; i ++ ) { IBinaryField field = fields [ i ] ; if ( this . locator . pattern . matchesBinary ( field , info ) ) { IField fieldHandle = binaryType . getField ( new String ( field . getName ( ) ) ) ; this . locator . reportBinaryMatch ( fieldHandle , info , accuracy ) ; } } } public String toString ( ) { } }

Fix:
if ( this . locator . pattern . mustResolve ) {